From 8e54cc6a8a56d0c508ba88ece31c218ab33793f3 Mon Sep 17 00:00:00 2001
From: Tomasz Rybarczyk <paluho@gmail.com>
Date: Tue, 19 Sep 2017 18:02:22 +0200
Subject: [PATCH] vim: fix boolean option handling

Vim doesn't have `unset` function. To turn off an option vim uses "no" prefix.
---
 modules/programs/vim.nix | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/modules/programs/vim.nix b/modules/programs/vim.nix
index e246c21f..e2050cbf 100644
--- a/modules/programs/vim.nix
+++ b/modules/programs/vim.nix
@@ -19,7 +19,6 @@ in
         default = null;
         description = "Whether to show line numbers.";
       };
-
       tabSize = mkOption {
         type = types.nullOr types.int;
         default = null; 
@@ -57,7 +56,7 @@ in
 
   config = (
     let
-      optionalBoolean = name: val: optionalString (val != null) (if val then "set ${name}" else "unset ${name}");
+      optionalBoolean = name: val: optionalString (val != null) (if val then "set ${name}" else "set no${name}");
       optionalInteger = name: val: optionalString (val != null) "set ${name}=${toString val}";
       customRC = ''
         ${optionalBoolean "number" cfg.lineNumbers}